Index A | B | C | D | F | G | H | K | M | N | P | R | S | U | V A Acceleration Response Spectrum ASCE Autocorrelation Function B BSSA C CLI D Damping Duration F FAS First-Passage Time Fourier Amplitude Spectrum (FAS) G Gaussian Process GMPE Ground Motion Prediction Equation (GMPE) H HVSR K Kappa (κ) M Moment Magnitude N NGAWest2 P Peak Factor PGA PGV Power Spectral Density (PSD) PSA PSHA R Random Vibration Theory (RVT) Rayleigh Distribution Response Spectrum Rice Distribution RMS (Root Mean Square) RVT S SA SDOF Seismic Moment Single-Degree-of-Freedom (SDOF) Spectral Acceleration Stationary Process Stochastic Simulation Strong Motion U USGS V VS30